Place marinade ingredients in a bowl and whisk until thoroughly combined.
3-4 chicken breasts, ½ cup olive oil, 1 tbsp lemon zest, 3 tbsp lemon juice, 3 tbsp minced garlic, 1 cup fresh basil, 1 tbsp fresh oregano, 1 tbsp fresh thyme, 1 tbsp fresh rosemary, 1 tbsp honey, 1 tsp onion powder, 1 tsp mustard powder, 1 tsp salt, ½ tsp ground black pepper